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28 votes
28 votes
Which element has the highest second ionization energy?.

User Samora
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2 Answers

19 votes
19 votes

Answer:

Li has the highest IE2 , because to remove the second electron we must break the stable 1s2 noble gas shell.

User Stwilz
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14 votes
14 votes

Answer:

Li

Step-by-step explanation:

Li has the highest IE2 , because to remove the second electron we must break the stable 1s2 noble gas shell.

User Johan Svensson
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3.1k points